The Practice of making apps accessible to everyone
People with
Blindness / low vision
Deafness / impaired hearing
confined motor skills
Color blindness, etc.
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How?
Blindness / low vision
Deafness / impaired hearing
Confined motor skills
Color blindness
Using screen-readers like TalkBack, etc.
Using Live Transcribe, Sound Amplifier, etc.
Using Magnification, Switch access, etc.
Using Color correction, Color Inversion, etc.
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Why care?
15% of world’s population has some type of disability.
They depend on accessibility apps/services to communicate, learn and work.
Accessibility is not just for those with disabilities. Example: A driver can give instructions to maps app using voice command, or a person doing exercise can get instructions from app by audio feedback.
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Abbreviation
Accessibility == a11y or A11Y or A11y
Read as ‘a eleven y’ or ‘accessibility’
“A”, then 11 characters, and then “y”
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Accessibility Scanner
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What is Accessibility Scanner?
Accessibility Scanner is a tool that scans your screen and provides suggestions to improve the accessibility of your app.
Types of suggestions:
Touch target size
Text and image contrast
Content labels
Clickable items
Useful for developers and testers.
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Enable Accessibility Scanner
Install Accessibility Scanner app from Play Store.
After installation, go to phone settings.
Search Accessibility Scanner.
Turn on Use Accessibility Scanner -> Allow
Notice a floating button.
Now open oppia-android and on any screen click on floating button for results.